homelab/k8s/games/minecraft/deployments.yaml

---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: minecraft
  namespace: minecraft
  labels:
    app: minecraft
spec:
  selector:
    matchLabels:
      app: minecraft
  replicas: 1
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: minecraft
    spec:
      nodeSelector:
        kubernetes.io/hostname: master.tail2fe2d.ts.net
      volumes:
      - name: storage
        hostPath:
          path: /k8s/mc-server/
          type: DirectoryOrCreate
      - name: nginx-config
        configMap:
          name: nginx-config
      - name: win-install-script
        configMap:
          name: win-install-script

      terminationGracePeriodSeconds: 10
      containers:
        - name: minecraft
          image: 'openjdk:8-jdk-alpine'
          command: ["java"]
          args:
            - -Xms4G
            - -Xmx4G
            - -XX:+UseG1GC
            - -XX:+ParallelRefProcEnabled
            - -XX:MaxGCPauseMillis=200
            - -XX:+UnlockExperimentalVMOptions
            - -XX:+DisableExplicitGC
            - -XX:+AlwaysPreTouch
            - -XX:G1NewSizePercent=30
            - -XX:G1MaxNewSizePercent=40
            - -XX:G1HeapRegionSize=8M
            - -XX:G1ReservePercent=20
            - -XX:G1HeapWastePercent=5
            - -XX:G1MixedGCCountTarget=4
            - -XX:InitiatingHeapOccupancyPercent=15
            - -XX:G1MixedGCLiveThresholdPercent=90
            - -XX:G1RSetUpdatingPauseTimePercent=5
            - -XX:SurvivorRatio=32
            - -XX:+PerfDisableSharedMem
            - -XX:MaxTenuringThreshold=1
            - -jar
            - forge-1.12.2-14.23.5.2854.jar
            - nogui
          workingDir: /mc/
          resources:
            requests:
              memory: "8Gi"
              cpu: "2000m"
            limits:
              memory: "12Gi"
              cpu: "4000m"
          ports:
            - name: game
              containerPort: 25565
              protocol: TCP
            - name: dynmap
              containerPort: 8123
              protocol: TCP
            - name: webstatus-mod
              containerPort: 8080
              protocol: TCP
          livenessProbe:
            httpGet:
              path: /
              port: 8123
            initialDelaySeconds: 120
            periodSeconds: 30
            timeoutSeconds: 5
            failureThreshold: 3
          readinessProbe:
            httpGet:
              path: /
              port: 8123
            initialDelaySeconds: 60
            periodSeconds: 10
            timeoutSeconds: 5
            failureThreshold: 3
          volumeMounts:
            - name: storage
              mountPath: /mc
        - name: nginx
          image: nginx:latest
          resources:
            requests:
              memory: "64Mi"
              cpu: "50m"
            limits:
              memory: "256Mi"
              cpu: "200m"
          ports:
            - containerPort: 80
          volumeMounts:
            - name: nginx-config
              mountPath: /etc/nginx/nginx.conf
              subPath: nginx.conf
            - name: storage
              mountPath: /mc
            - name: win-install-script
              mountPath: /mc/clients/win-install.ps1
              subPath: win-install.ps1

---
apiVersion: v1
kind: Service
metadata:
  name: minecraft-exporter
  namespace: minecraft
spec:
  selector:
    app: minecraft
  ports:
    - protocol: TCP
      port: 19565
      targetPort: 19565